Do male and female servers at Swank Bar work the same number ofhours? A sample of 65 female servers worked an average of 30 hoursper week, with a standard deviation of 2. A sample of 65 maleservers worked an average of 28 hours per week, with a standarddeviation of 4.
Let μ1μ1 and μ2 represent the typical number of hours worked by allfemale and male servers at Swank Bar, respectively. Estimate with a87% confidence level how many more hours female servers work. Roundanswers to the nearest hundredth.
< μ1−μ2 <
Which of the following does your data suggest?
- Female and male servers work about the same number ofhours
- Male servers work more hours
- Female servers work more hours
